#509F12#509F12

#509F12 is a light, vivid yellow-green. Relative luminance 0.265; OKLCH L 62.7% C 0.180 H 135.9°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#509F12
RGB	rgb(80, 159, 18)
HSL	hsl(94, 80%, 35%)
HSV	hsv(94, 89%, 62%)
CMYK	cmyk(49.7%, 0%, 88.7%, 37.6%)
CIE-LAB	lab(58.55, -46.33, 57.58)
CIE-LCH	lch(58.55, 73.90, 128.82°)
OKLab	oklab(62.73% -0.1295 0.1253)
OKLCH	oklch(62.73% 0.18 135.9)
XYZ	xyz(15.8152, 26.5443, 4.8624)
Luminance	0.2655 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509F12 #61129F

analogous

#979F12 #509F12 #129F1B

triadic

#509F12 #12509F #9F1250

tetradic

#509F12 #12979F #61129F #9F1B12

square

#509F12 #12979F #61129F #9F1B12

split-complementary

#509F12 #1B129F #9F1297

monochromatic

#193106 #34680C #509F12 #6CD618 #8CEA42

Accessibility & contrast

On white

3.33

#509F12 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#509F12 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509F12

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509F12	#FFFFFF	#000000	##000000
##509F12	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9B8A26

Tritanopia (blue-blind)

#4C9987

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #509f12;
/* rgb */ color: rgb(80, 159, 18);
/* oklch */ color: oklch(62.7% 0.180 135.9);

Tailwind

colors: {
  custom: {
    50: '#8abc61',
    500: '#509f12',
    950: '#000000',
  },
}

SCSS

$custom: #509f12;
$custom-light: #8abc61;
$custom-dark: #000000;

JSON

{
  "hex": "#509f12",
  "rgb": {
    "r": 80,
    "g": 159,
    "b": 18
  },
  "hsl": {
    "h": 93.617,
    "s": 79.661,
    "l": 34.706
  },
  "oklch": {
    "l": 0.62734,
    "c": 0.18023,
    "h": 135.9
  },
  "luminance": 0.26545
}

Semantic roles & 50–950 ramp

primary

#509F12

secondary

#8F43CA

accent

#32F6A0

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0D1206

muted

#7D817A

Preview Lab

Preview with #509F12

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →